18397708119

Names of 18397708119

• Cardinal: 18397708119 can be written as Eighteen billion, three hundred ninety-seven million, seven hundred eight thousand, one hundred nineteen.

Scientific notation

• Scientific notation: 1.8397708119 × 10¹⁰

Factors of 18397708119

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 490

Divisors of 18397708119

• Number of divisors d(n): 140
• Complete list of divisors:
  1 3 7 9 21 23 27 49 63 69 81 147 161 189 207 243 343 441 457 483 567 621 729 1029 1127 1323 1371 1449 1701 1863 2401 3087 3199 3381 3969 4113 4347 5103 5589 7203 7889 9261 9597 10143 10511 11907 12339 13041 16767 21609 22393 23667 27783 28791 30429 31533 35721 37017 39123 55223 64827 67179 71001 73577 83349 86373 91287 94599 111051 117369 156751 165669 194481 201537 213003 220731 250047 259119 273861 283797 333153 470253 497007 515039 583443 604611 639009 662193 777357 821583 851391 1097257 1410759 1491021 1545117 1750329 1813833 1917027 1986579 2332071 2554173 3291771 3605273 4232277 4473063 4635351 5441499 5751081 5959737 7662519 9875313 10815819 12696831 13419189 13906053 16324497 17879211 25236911 29625939 32447457 38090493 40257567 41718159 53637633 75710733 88877817 97342371 114271479 125154477 227132199 266633451 292027113 375463431 681396597 799900353 876081339 2044189791 2628244017 6132569373 18397708119
• Sum of all divisors σ(n): 33651931056
• Sum of proper divisors (its aliquot sum) s(n): 15254222937
• 18397708119 is a deficient number, because the sum of its proper divisors (15254222937) is less than itself. Its deficiency is 3143485182

Bases of 18397708119

• Binary: 10001001000100101101011111101010111₂
• Hexadecimal: 0x44896BF57
• Base-36: 8G9IQFR

Squares and roots of 18397708119

• 18397708119 squared (18397708119²) is 338475664031918518161
• 18397708119 cubed (18397708119³) is 6227176472243943596717078649159
• The square root of 18397708119 is 135638.1514139733
• The cube root of 18397708119 is 2639.9026268321

Scales and comparisons

• 18,397,708,119 seconds is equal to 584 years, 51 weeks, 3 days, 10 hours, 28 minutes, 39 seconds.
• To count from 1 to 18,397,708,119 would take you about one thousand, one hundred sixty-nine years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 18397708119 cubic inches would be around 220 feet tall.

Recreational maths with 18397708119

• 18397708119 backwards is 91180779381
• The number of decimal digits it has is: 11
• The sum of 18397708119's digits is 54
• More coming soon!